EMachines E520 User Manual Page 53
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Chapter 3 43
Machine Disassembly and Replacement
IMPORTANT:The outside housing and color may vary from the mass produced model.
This chapter contains step-by-step procedures on how to disassemble the notebook computer for
maintenance and troubleshooting.
Disassembly Requirements
To disassemble the computer, you need the following tools:
• Wrist grounding strap and conductive mat for preventing electrostatic discharge
• Flat screwdriver
• Philips screwdriver
• Plastic flat screwdriver
• Plastic tweezers
NOTE: The screws for the different components vary in size. During the disassembly process, group the
screws with the corresponding components to avoid mismatch when putting back the components.
Chapter 3
- Service Guide 1
- Revision History 2
- Copyright 3
- Disclaimer 3
- Conventions 4
- Table of Contents 10
- System Specifications 11
- System Block Diagram 13
- Your Acer Notebook tour 14
- Closed Front View 15
- Left View 16
- Right View 17
- Rear View 17
- Indicators 19
- TouchPad Basics 19
- Using the Keyboard 20
- Windows Keys 21
- Hot Keys 22
- Special Key 23
- Using the System Utilities 24
- • ICH9-M 32
- System Utilities 35
- Information 36
- INCREASE/REDUCE : F5/F6 37
- Security 38
- Setting a Password 39
- Removing a Password 39
- Changing a Password 40
- BIOS Flash Utilities 45
- DOS Flash Utility 46
- WinFlash Utility 47
- Key in bios_pw 14452 0 49
- Miscellaneous Utilities 51
- Disassembly Requirements 53
- Chapter 3 53
- General Information 54
- Removing the Battery Pack 56
- Removing the SD dummy card 57
- 48 Chapter 3 58
- Removing the Lower Covers 59
- 50 Chapter 3 60
- Removing the DIMM Modules 61
- Removing the WLAN Module 62
- Chapter 3 53 63
- WLAN bracket 63
- Removing the TV tuner Module 64
- Chapter 3 57 67
- Step Size Quantity Screw Type 67
- HDD Carrier M3*3 (NL) 4 67
- Main Unit Disassembly Process 70
- Removing the Switch Cover 72
- Removing the Keyboard 73
- Removing the Antenna 74
- Chapter 3 65 75
- Removing the LCD Module 76
- Removing the Upper Cover 78
- Chapter 3 71 81
- Removing the TouchPad Bracket 86
- Removing the Launch Board 88
- Removing the Media Board 88
- Removing the eKey Board 89
- 80 Chapter 3 90
- Removing the Switch Board 91
- Removing the TV Board 93
- Removing the Bluetooth Module 94
- Removing the USB Board 95
- Removing the Modem Module 96
- Removing the Subwoofer Module 97
- Removing the Main Board 98
- Removing the RJ-11 Port 100
- Removing the Thermal Module 101
- 92 Chapter 3 102
- Removing the CPU 103
- Removing the VGA Module 104
- Removing the LCD Bezel 106
- Removing the Inverter Board 107
- 98 Chapter 3 108
- Removing the Camera Module 109
- Removing the LCD Panel 111
- Removing the Antennas 113
- Removing the MIC Module 114
- Replacing the LCD Panel 115
- 108 Chapter 3 118
- Replacing the LCD Bezel 119
- Replacing the VGA Module 120
- Replacing the CPU 120
- Replacing the Thermal Module 121
- Replacing the RJ-11 Port 121
- 112 Chapter 3 122
- Replacing the Mainboard 123
- Replacing Subwoofer Module 124
- Replacing the Modem Module 124
- Replacing the USB Board 125
- Replacing the Bluetooth Board 126
- Replacing the TV Board 126
- Chapter 3 117 127
- Replacing the Switch Board 128
- Replacing the eKey Board 128
- Chapter 3 119 129
- 3. Replace the single screw 129
- Replacing the Media Board 130
- Chapter 3 121 131
- Replacing the Launch Board 132
- Chapter 3 123 133
- Replacing the Upper Cover 135
- Replacing the LCD Module 137
- 128 Chapter 3 138
- LCD cable MIC cable 138
- Back light cable 138
- Replacing the Antenna Cables 139
- Replacing the Keyboard 140
- Replacing the Switch Cover 140
- Replacing the TV Tuner Module 141
- 132 Chapter 3 142
- Replacing the WLAN Module 143
- Replacing the DIMM Modules 144
- Replacing the ODD Module 145
- Replacing the Lower Covers 146
- 138 Chapter 3 148
- Troubleshooting 149
- Power On Issue 150
- No Display Issue 151
- Random Loss of BIOS Settings 152
- LCD Failure 153
- Built-In Keyboard Failure 153
- TouchPad Failure 154
- Internal Speaker Failure 154
- Sound Problems 155
- Internal Microphone Failure 156
- HDD Not Operating Correctly 157
- ODD Failure 158
- Discs Do Not Play 159
- Discs Do Not Burn Properly 159
- Playback is Choppy 159
- Drive Not Detected 160
- Drive Read Failure 160
- USB Failure (Rightside) 161
- Modem Function Failure 161
- Wireless Function Failure 162
- EasyTouch Button Failure 162
- MediaTouch Button Failure 163
- Fingerprint Reader Failure 163
- Thermal Unit Failure 164
- HDTV Switch Failure 164
- External Mouse Failure 165
- Other Failures 165
- Intermittent Problems 166
- Undetermined Problems 166
- POST Codes Tables 167
- Port80 Codes Continued 168
- Post Key 169
- 160 Chapter 4 170
- Top View 171
- Chapter 5 171
- Bottom View 172
- Clearing Password Check 173
- BIOS Recovery by Crisis Disk 174
- Chapter 6 177
- Screw List 187
- Appendix A 188
- 179 Appendix A 189
- Appendix A 180 190
- 181 Appendix A 191
- Appendix A 182 192
- 183 Appendix A 193
- Appendix A 184 194
- 185 Appendix A 195
- Appendix A 186 196
- 187 Appendix A 197
- Appendix A 188 198
- 189 Appendix A 199
- Appendix A 190 200
- 191 Appendix A 201
- Appendix A 192 202
- 193 Appendix A 203
- Appendix A 194 204
- 195 Appendix A 205
- Appendix A 196 206
- Test Compatible Components 207
- Microsoft 208
- Vista Environment Test 208
- Online Support Information 211
- 202 Appendix C 212
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